<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div
         class="icon" 
         v-for="item of page"
         :key="item.id"
        >
          <div  class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl">
          </div> 
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
    
  </div>
</template>

<script>
export default {
  name:'HomeIcons',
  props:{
    list:Array
  },
  data (){
    return{
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed:{
    pages (){
      const pages = []
      this.list.forEach((item,index)=>{
        const page= Math.floor(index/8)
        if(!pages[page]){
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>


<style lang="stylus" scoped>
@import '~styles/varilbles.styl';
@import '~styles/mixins.styl';
 .icons >>> .swiper-container
    width: 100%
    overflow: hidden
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position: relative
      overflow: hidden
      float: left
      width: 25%
      height: 0
      padding-bottom: 25%
      .icon-img
        position: absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing: border-box
        padding: .1rem
        .icon-img-content
          display: block
          margin: 0 auto
          height: 100%
      .icon-desc
        position: absolute
        left: 0
        right: 0
        bottom: 0
        height: .44rem
        line-height: .44rem
        text-align: center
        color: $darkTextColor
        ellipsis()
</style>

